Word forms: (regular plural) head-up displays
(Automotive engineering: Vehicle components, Bodywork, controls, and accessories) The head-up display is an instrument display reflected in the windshield of a vehicle that allows the driver to see essential instruments without having to look down at the instrument panel.
⇒ This model has an optional head-up display that projects key driver information onto the windshield. ⇒ The camera scans the road ahead for heat signatures of the human body, and its images
are projected on to a head-up display on the windshield. ⇒ Emergency warnings and route guidance information are presented in a head-up display.
Collins English Dictionary. Copyright © HarperCollins Publishers